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    • 3. 发明公开
    • TRANSMISSION OF IDENTIFIERS USING VISIBLE LIGHT COMMUNICATION
    • 使用可见光通信传输标识符
    • EP3158664A2
    • 2017-04-26
    • EP15733598.5
    • 2015-06-18
    • Qualcomm Incorporated
    • JOVICIC, AleksandarPILLAI PERUMAL, Mahadevi
    • H04B10/116H04L7/04
    • H04B10/116H04B10/1141H04L7/041H05B33/0845
    • Methods, systems, and devices are described for transmitting an identifier using visible light communication (VLC) and for generating a plurality of identifiers for transmission using VLC. Input identifying an illumination factor associated with a light source is received. A first set of modulation parameters is modified for transmitting the identifier using VLC. The first set of modulation parameters is modified based on the illumination factor. A signal, in which the identifier is encoded, is applied to the light source. The signal is applied according to the first set of modulation parameters. Another method includes identifying a number of light transmitting devices, generating a plurality of identifiers based on the identified number of light transmitting devices, storing the generated identifiers, determining a plurality of cyclic shifts for each identifier in the plurality of identifiers, and removing identifiers from the plurality of identifiers that match the identified cyclic shifts.
    • 描述了使用可见光通信(VLC)来传输标识符并且用于使用VLC来生成用于传输的多个标识符的方法,系统和设备。 识别与光源相关联的照明因素的输入被接收。 第一组调制参数被修改用​​于使用VLC发送标识符。 基于照明因子修改第一组调制参数。 其中标识符被编码的信号被应用于光源。 根据第一组调制参数施加信号。 另一种方法包括识别多个光发射设备,基于所识别的光发射设备的数量生成多个标识符,存储所生成的标识符,为多个标识符中的每个标识符确定多个循环移位,以及从 该多个标识符与识别的循环移位相匹配。
    • 6. 发明公开
    • METHODS AND APPARATUS FOR EFFICIENT JOINT POWER LINE AND VISIBLE LIGHT COMMUNICATION
    • 的方法和装置高效率共同通信通过电力线和可见光
    • EP2957050A1
    • 2015-12-23
    • EP14707285.4
    • 2014-02-12
    • QUALCOMM INCORPORATED
    • JOVICIC, AleksandarLI, JunyiRICHARDSON, Thomas, Joseph
    • H04B10/114H04B10/116
    • H04B10/116H04B3/46H04B3/542H04B10/07953H04B10/11H04B10/1143H04B10/1149H04B10/502H04B10/516H04B10/564H04L5/0057H04L12/66
    • A hybrid communications system implements different communication technologies to communicate data and information for particular communications directions in different portions of the system. Power line communications (PLC) signaling is used to deliver data and information from a gateway device to a light access point. Visible light communications (VLC) signaling is used to communicate data and information from the light access point to a user equipment (UE) device. Wireless radio signaling, wireless infrared (IR) signaling, or a combination of wireless IR signaling and PLC signaling is used to communicate data/information from the UE device to the gateway device. To efficiently control the VLC communications channel between the light access point and UE device, the UE device measures the VLC channel, e.g., calculating SNRs on a per VLC tone basis, and communicating VLC channel quality feedback information to the gateway device, which is forwarded to the light access point.
    • 一种混合通信系统,实现了不同的通信技术进行通信的系统中的。电力线通信的不同部分的特殊方向的通信数据和信息(PLC)信令被用来从一个网关设备提供的数据和信息的光接入点。 可见光通信(VLC)信令用于数据和信息从光接入点到用户设备(UE)装置进行通信。 无线无线电信号,无线红外(IR)信号,或无线IR信令和PLC信令的组合被用于传送数据/从UE设备到网关设备的信息。 为了有效地控制光接入点和UE装置之间的VLC通信信道,UE装置测量VLC信道,例如,在每个VLC音调基础计算SNR,和连通VLC信道质量反馈信息到网关装置,所有这一切都被转发 到光接入点。